⚠️ Severe Thunderstorm Warning – Mahaska, IA; Poweshiek, IA – Saturday, July 4, 2026

Severe Thunderstorm Warning issued July 4 at 3:04AM CDT until July 4 at 4:00AM CDT by NWS Des Moines IA

Details

SVRDMX

The National Weather Service in Des Moines has issued a

* Severe Thunderstorm Warning for…
Poweshiek County in central Iowa…
Northern Mahaska County in south central Iowa…

* Until 400 AM CDT.

* At 303 AM CDT, severe thunderstorms were located along a line
extending from near Holiday Lake to Leighton, moving east at 20
mph.

HAZARD…60 mph wind gusts. A few recent personal weather stations
have recorded gusts of 50 to 60 mph wind gusts near
Searsboro.

SOURCE…Radar indicated.

IMPACT…Expect damage to roofs, siding, and trees.

* Locations impacted include…
Oskaloosa, Montezuma, Brooklyn, New Sharon, Victor, Fremont,
University Park, Holiday Lake, Malcom, Deep River, Barnes City,
Rose Hill, Searsboro, Hartwick, Keomah Village, Guernsey, and Lake
Keomah State Park.

This includes Interstate 80 between mile markers 187 and 204.

Instructions

For your protection move to an interior room on the lowest floor of a
building.

This alert was automatically posted by SkyGuard, MWSC’s severe weather alerting system. Source: National Weather Service.